US5871627A - Flow-through measurement cell for extracorporeal measurement of blood parameters - Google Patents
Flow-through measurement cell for extracorporeal measurement of blood parameters Download PDFInfo
- Publication number
- US5871627A US5871627A US08/862,364 US86236497A US5871627A US 5871627 A US5871627 A US 5871627A US 86236497 A US86236497 A US 86236497A US 5871627 A US5871627 A US 5871627A
- Authority
- US
- United States
- Prior art keywords
- pressure sensor
- measurement
- flow
- sensor part
- measurement chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
- G01L19/0023—Fluidic connecting means for flowthrough systems having a flexible pressure transmitting element
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
- A61M1/3641—Pressure isolators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0092—Pressure sensor associated with other sensors, e.g. for measuring acceleration or temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/02—Arrangements for preventing, or for compensating for, effects of inclination or acceleration of the measuring device; Zero-setting means
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19622079 | 1996-05-31 | ||
DE19622079.3 | 1997-04-04 | ||
EP97105614 | 1997-04-04 | ||
EP97105614A EP0809966B1 (en) | 1996-05-31 | 1997-04-04 | Through-flow cell for extracorporeal measurement of blood parameters |
Publications (1)
Publication Number | Publication Date |
---|---|
US5871627A true US5871627A (en) | 1999-02-16 |
Family
ID=26026230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/862,364 Expired - Lifetime US5871627A (en) | 1996-05-31 | 1997-05-23 | Flow-through measurement cell for extracorporeal measurement of blood parameters |
Country Status (2)
Country | Link |
---|---|
US (1) | US5871627A (en) |
JP (1) | JP3841922B2 (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1573416A2 (en) * | 2000-07-07 | 2005-09-14 | Baxter International Inc. | Medical system, method and apparatus employing mems |
US20070118039A1 (en) * | 2005-11-23 | 2007-05-24 | Vital Sensors Inc. | Implantable device for telemetric measurement of blood pressure/temperature within the heart |
US20070118038A1 (en) * | 2005-11-23 | 2007-05-24 | Vital Sensors Inc. | Implantable device for telemetric measurement of blood pressure/temperature within the heart |
US20110275913A1 (en) * | 2009-01-13 | 2011-11-10 | Smart Medical Solutions Gmbh | Device for measuring at least one parameter of an arterial blood sample |
US20130116544A1 (en) * | 2010-07-23 | 2013-05-09 | Koninklijke Philips Electronics N.V. | Dual pressure sensor signal chain to remove mutually-coupled mri interference |
AU2013245475B2 (en) * | 2005-11-23 | 2016-09-22 | Endotronix, Inc. | Implantable device for telemetric measurement of blood pressure/temperature within the heart |
WO2018005993A1 (en) * | 2016-06-30 | 2018-01-04 | Fresenius Medical Care Holdings, Inc. | Method and system for creating a diagnostic vascular window |
US20220152284A1 (en) * | 2019-03-22 | 2022-05-19 | Eurosets S.R.L. | Biomedical connecting device for measuring blood pressure |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5498084B2 (en) * | 2009-08-03 | 2014-05-21 | 日機装株式会社 | Flow rate fluctuation monitoring device and biological component measuring device |
WO2021195086A1 (en) * | 2020-03-24 | 2021-09-30 | Merit Medical Systems, Inc. | Blood sensor assembly |
-
1997
- 1997-05-23 US US08/862,364 patent/US5871627A/en not_active Expired - Lifetime
- 1997-05-29 JP JP13961697A patent/JP3841922B2/en not_active Expired - Lifetime
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1573416A4 (en) * | 2000-07-07 | 2010-01-27 | Fenwal Inc | Medical system, method and apparatus employing mems |
EP1573416A2 (en) * | 2000-07-07 | 2005-09-14 | Baxter International Inc. | Medical system, method and apparatus employing mems |
US7931598B2 (en) | 2005-11-23 | 2011-04-26 | Vital Sensors Holding Company, Inc. | Implantable pressure monitor |
US20110201949A1 (en) * | 2005-11-23 | 2011-08-18 | Vital Sensors Holding Company, Inc. | Anchored implantable pressure monitor |
US20070118038A1 (en) * | 2005-11-23 | 2007-05-24 | Vital Sensors Inc. | Implantable device for telemetric measurement of blood pressure/temperature within the heart |
US7682313B2 (en) | 2005-11-23 | 2010-03-23 | Vital Sensors Holding Company, Inc. | Implantable pressure monitor |
US7686768B2 (en) | 2005-11-23 | 2010-03-30 | Vital Sensors Holding Company, Inc. | Implantable pressure monitor |
US20100174201A1 (en) * | 2005-11-23 | 2010-07-08 | Vital Sensors Holding Company, Inc. | Anchored implantable pressure monitor |
US20100185103A1 (en) * | 2005-11-23 | 2010-07-22 | Vital Sensors Holding Company, Inc. | Implantable pressure monitor |
US7931597B2 (en) | 2005-11-23 | 2011-04-26 | Vital Sensors Holding Company, Inc. | Anchored implantable pressure monitor |
US20070118039A1 (en) * | 2005-11-23 | 2007-05-24 | Vital Sensors Inc. | Implantable device for telemetric measurement of blood pressure/temperature within the heart |
WO2007062298A3 (en) * | 2005-11-23 | 2008-03-06 | Vital Sensors Inc | Implantable device for telemetric measurement of blood pressure/temperature within the heart |
US20110201948A1 (en) * | 2005-11-23 | 2011-08-18 | Vital Sensors Holding Company, Inc. | Implantable pressure monitor |
AU2013245475B2 (en) * | 2005-11-23 | 2016-09-22 | Endotronix, Inc. | Implantable device for telemetric measurement of blood pressure/temperature within the heart |
US8376953B2 (en) | 2005-11-23 | 2013-02-19 | Vital Sensors Holding Company, Inc. | Implantable pressure monitor |
US8382677B2 (en) | 2005-11-23 | 2013-02-26 | Vital Sensors Holding Company, Inc. | Anchored implantable pressure monitor |
US9091660B2 (en) * | 2009-01-13 | 2015-07-28 | Smart Medical Solutions Gmbh | Device for measuring at least one parameter of an arterial blood sample |
US20110275913A1 (en) * | 2009-01-13 | 2011-11-10 | Smart Medical Solutions Gmbh | Device for measuring at least one parameter of an arterial blood sample |
US20130116544A1 (en) * | 2010-07-23 | 2013-05-09 | Koninklijke Philips Electronics N.V. | Dual pressure sensor signal chain to remove mutually-coupled mri interference |
WO2018005993A1 (en) * | 2016-06-30 | 2018-01-04 | Fresenius Medical Care Holdings, Inc. | Method and system for creating a diagnostic vascular window |
US20220152284A1 (en) * | 2019-03-22 | 2022-05-19 | Eurosets S.R.L. | Biomedical connecting device for measuring blood pressure |
Also Published As
Publication number | Publication date |
---|---|
JP3841922B2 (en) | 2006-11-08 |
JPH1057354A (en) | 1998-03-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: SIEMENS AKTIENGESELLSCHAFT, GERMANY Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:ABRAHAM-FUCHS, KLAUS;GUMBRECHT, WALTER;HIEROLD, CHRISTOFER;REEL/FRAME:008798/0576;SIGNING DATES FROM 19971031 TO 19971104 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
CC | Certificate of correction | ||
FEPP | Fee payment procedure |
Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
AS | Assignment |
Owner name: SPHERE MEDICAL LIMITED, GREAT BRITAIN Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SIEMENS AKTIENGESELLSCHAFT;REEL/FRAME:015035/0721 Effective date: 20040113 |
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FPAY | Fee payment |
Year of fee payment: 8 |
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FEPP | Fee payment procedure |
Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY Free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
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FPAY | Fee payment |
Year of fee payment: 12 |